2021
Billy Sherwood (Arc of Life, Asis, Yes)
Joel Hoekstra (13, TSO, Whitesnake)
Diva Satanica (Nervosa)
Thomas Vikstrom (Therion)
Lanvall (Edenbridge)
Marina La Torraca (Phantom Elite, Exit Eden)
Johannes Persson (Cult of Luna)
Jeff Scott Soto (W.E.T., SOTO, Sons of Apollo)
John Diva (John Diva and the Rockets of Love)
Wolf Hoffmann (Accept, solo)